Problems from The 2020 ICPC Vietnam National Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Astrological Sign0.003603461128337%2.5Easyen
Battle of Hogwarts0.06733110427024%5.5Harden
Cable Car0.002822955519%8.0Harden
Dividing Kingdom0.3416244268620%6.1Harden
Easy Arithmetic0.0816563316419%7.8Harden
Fluffy Cat0.0114322373716%7.9Harden
Greatest Pair0.47143478716120%5.9Harden
Highway to Mount Fansipan0.03347108729227%4.1Mediumen
Infinite 2D Array0.0445668218627%5.5Harden
Just Enough Water0.0042745514933%4.5Mediumen
Kingdom of Cats0.0047482922327%5.1Mediumen
Looping Around0.4718583044816%7.7Harden
Malfunctioning Robot0.0074142539528%3.7Mediumen